625568 has 24 divisors (see below), whose sum is σ = 1249668. Its totient is φ = 308224.

The previous prime is 625543. The next prime is 625589. The reversal of 625568 is 865526.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 620944 + 4624 = 788^2 + 68^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

Its product of digits (14400) is a multiple of the sum of its prime divisors (288).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3530 + ... + 3702.

2⁶²⁵⁵⁶⁸ is an apocalyptic number.

It is an amenable number.

625568 is a deficient number, since it is larger than the sum of its proper divisors (624100).

625568 is a wasteful number, since it uses less digits than its factorization.

625568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296 (or 288 counting only the distinct ones).

The product of its digits is 14400, while the sum is 32.

The square root of 625568 is about 790.9285682032. The cubic root of 625568 is about 85.5246899274.

The spelling of 625568 in words is "six hundred twenty-five thousand, five hundred sixty-eight".